We offer Repair Service of 48V battery in Audi A6, A7, A8, Q7, Q8, if the car is standing for a long time or Alternator fails, the 12V battery discharges and the voltage of the 48V battery starts to drop very fast below 48volts, it drops below the nominal value and the battery is blocked and battery BMS is locked, a new battery costs too much money . The price of the repair depends of the work that need to be done.

Error codes: P0A7D, P0B29.

Supported part numbers:
4N0915105
4N0915105A
4N0915105B
4N0915105C
4N0915105D
4M0915105
4M0915105A
4M0915105B
4M0915105C